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Resolving ambiguous overload on function pointer and std::function for a lambda using +

...tor + overload. "An implementation may define the closure type differently from what is described below provided this does not alter the observable behavior of the program other than by [...]" but IMO adding an operator does not change the closure type to something different from what is "described ...
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symfony 2 twig limit the length of the text and put three dots

... I know this is a very old question, but from twig 1.6 you can use the slice filter; {{ myentity.text|slice(0, 50) ~ '...' }} The second part from the tilde is optional for if you want to add something for example the ellipsis. Edit: My bad, I see the most up-vo...
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How to open a file using the open with statement

...on. I've written the following code to read a list of names (one per line) from a file into another file while checking a name against the names in the file and appending text to the occurrences in the file. The code works. Could it be done better? ...
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index.php not loading by default

...OTE: In general, you should never use .htaccess files This is quoted from http://httpd.apache.org/docs/1.3/howto/htaccess.html Although this refers to an older version of apache, I believe the principle still applies. Adding the following to your httpd.conf (if you have access to it) is consi...
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JavaScript error (Uncaught SyntaxError: Unexpected end of input)

...use "pretty print". See the example screenshot below showing jquery.min.js from Stack Overflow nicely indented right from my browser :) share | improve this answer | follow...
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Can I change the Android startActivity() transition animation?

...apk/res/android" android:fillAfter="true"> <alpha android:fromAlpha="1.0" android:toAlpha="0.0" android:duration="500"/> //Time in milliseconds </set> In your finish-class private void finishTask() { if("blabbla".equals("blablabla"){ ...
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Determine the path of the executing BASH script [duplicate]

... Within bash you can also use $BASH_SOURCE. From this post. – JamesThomasMoon1979 May 1 '13 at 17:10 ...
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How do you declare an interface in C++?

... It would still be nice to be able to create interfaces, to save us from typing so much (virtual , =0, virtual destructor). Also multiple inheritance seems like a really bad idea to me and I've never seen it used in practice, but interfaces are needed all the time. To bad the C++ comity won't...
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What is the JavaScript convention for no operation?

...o compared these to the results of simply removing the function altogether from the loop. Unfortunately, Function.prototype did not perform well at all. calling an empty function was far superior in performance, even faster than calling the function with the simple 'if' test inside to return. ...
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How do I remove the Devise route to sign up?

...d to do this as well, but a thread on the devise google group dissuaded me from searching for a really clean solution. I'll quote José Valim (the Devise maintainer) : There isn't a straight-forward option. You can either provide a patch or use :skip => :registerable and add only the route...